Objective Questions and Solutions, Mechanical/Production
(a) Manufacturing is the process of converting raw material into ______Finished Product_____
(b) The ductility of a piece of chalk is ____approx. zero_______
Answers are marked bold
(c) The % of carbon in medium carbon steel varies
(i) Less than 0.20 (ii) 0.10 to 0.30
(iii) 0.30 to 0.60 (iv) More than 0.60.
(d) Stainless steel comes under the category of
(i) Non-ferrous metal and alloy (ii) Ferrous metal and alloy
(iii) Polymer (iv) Composite
(e) Bronze is an alloy of
(i) Aluminium and zinc (ii) Aluminium and nickel
(iii) Copper and tin (iv) Copper and zinc
(f) Forging of metal is a
(i) Machining process (ii) Welding process
(iii) Joining process (iv) Metal forming process.
(g) Metal forming is the process in which
(i) Removal of metal takes place.
(ii) Shaping of metal by forces applied through various dies and tools.
(iii) Some additional materials are joined to the raw material.
(iv) Material addition, through melting and pouring
(h) Blow holes are the common defects found in
(i) Welding (ii) Machining
(iii) Forming (iv) Casting
(i) Finishing is the operation best done by
(i) Milling machine (ii) Shaper machine
(iii) Planar machine (iv) Grinding
(j) Swing is the one of specifications of
(i) Lathe machine (ii) Shaper machine
(iii) Drilling machine (iv) Grinding machine
